159647540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 366622200

約数和(自身を除く): 206974660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 169, 260, 298, 317, 338, 596, 634, 676, 745, 845, 1268, 1490, 1585, 1690, 1937, 2980, 3170, 3380, 3874, 4121, 6340, 7748, 8242, 9685, 16484, 19370, 20605, 25181, 38740, 41210, 47233, 50362, 53573, 82420, 94466, 100724, 107146, 125905, 188932, 214292, 236165, 251810, 267865, 472330, 503620, 535730, 614029, 944660, 1071460, 1228058, 2456116, 3070145, 6140290, 7982377, 12280580, 15964754, 31929508, 39911885, 79823770, 159647540]

約数ペア:

[(1, 159647540), (2, 79823770), (4, 39911885), (5, 31929508), (10, 15964754), (13, 12280580), (20, 7982377), (26, 6140290), (52, 3070145), (65, 2456116), (130, 1228058), (149, 1071460), (169, 944660), (260, 614029), (298, 535730), (317, 503620), (338, 472330), (596, 267865), (634, 251810), (676, 236165), (745, 214292), (845, 188932), (1268, 125905), (1490, 107146), (1585, 100724), (1690, 94466), (1937, 82420), (2980, 53573), (3170, 50362), (3380, 47233), (3874, 41210), (4121, 38740), (6340, 25181), (7748, 20605), (8242, 19370), (9685, 16484)]